Z Lake, MT Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Z Lake Weather Forecast
| TODAY | TONIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Chance of Snow | Rain and Snow | Rain and Snow | Snow Showers | Snow Showers | Mostly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear |
| Hi: 50°FHi: 10°C | Lo: 29°FLo: -2°C | Hi: 49°FHi: 9°C | Lo: 25°FLo: -4°C | Hi: 55°FHi: 13°C | Lo: 21°FLo: -6°C | Hi: 55°FHi: 13°C | Lo: 21°FLo: -6°C | Hi: 55°FHi: 13°C | Lo: 21°FLo: -6°C | Hi: 60°FHi: 16°C | Lo: 29°FLo: -2°C |
| POP: 100% | POP: 100% | POP: 60% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 350 AM MDT Sun Oct 11 2026 

Z Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Z Lake Weather Map
Z Lake Quick Facts
Z Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 553 AM MDT Sun Oct 11 2026
Key Messages
- Strong weather system impacts the region through midday Monday, with heavy snow over the western mountains, accumulating wet snow along the western foothills, and rain/wet snow for central lower elevations. The east will see occasional rain.
- Good chance of a freeze across the region Monday night.
- Weather pattern remains unsettled through mid week, with slowly rising temps.
- Growing confidence for warmer & drier weather next weekend.
Discussion
... Through next Saturday...
Slowly-evolving...
Weather World